Hopper dump truck box



FIG. 1 is a side elevation of view of a hopper dump truck box showing my new design it being understood that the opposite side is a mirror image thereof;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a hopper dump truck box, as shown and described. 